1. What is the primary purpose of a data warehouse?
2. Why is a data warehouse created as a separate data store?
3. Describe the data update difference between operational and analytical data.
4. Explain the following parts of the data warehouse (definition)

• Structured repository
• Integrated
• Subject orientated
• Enterprise-wide
• Historical
• Time-variant
• Developed for the retrieval of analytical information
• May include the data at the fine level of detail or summary data or both

1. What are the major components of a data warehousing system.
2. What is a data mart?
3. What are the steps in the development of data warehouses?